MAINTENANCE & REPAIR INSPECTION + STRUCTURAL ASSESSMENT + REPAIR & STRENGTHENING OPERATIONS Vibration analysis of King Salman Bridge. Khobar, Saudi Arabia BR42 underpass. Dammam, Saudi Arabia Bridge 02-0117. Rastanura, Saudi Arabia Overpass on motorway A-31. Albacete, Spain National Guard Bridge. Riyadh, Saudi Arabia Princess Noorah University viaduct. Riyadh, Saudi Arabia Cut-and-cover Tunnels. Txorierri, Vizcaya, Spain Al Faisaliya bridge. Makkah, Saudi Arabia Bridge over river Cabe. Spain